131120233154177 has 2 divisors, whose sum is σ = 131120233154178. Its totient is φ = 131120233154176.

The previous prime is 131120233154171. The next prime is 131120233154201. The reversal of 131120233154177 is 771451332021131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123835410834496 + 7284822319681 = 11128136^2 + 2699041^2 .

It is a cyclic number.

It is not a de Polignac number, because 131120233154177 - 2⁴⁰ = 130020721526401 is a prime.

It is not a weakly prime, because it can be changed into another prime (131120233154171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65560116577088 + 65560116577089.

It is an arithmetic number, because the mean of its divisors is an integer number (65560116577089).

Almost surely, 2^{131120233154177} is an apocalyptic number.

It is an amenable number.

131120233154177 is a deficient number, since it is larger than the sum of its proper divisors (1).

131120233154177 is an equidigital number, since it uses as much as digits as its factorization.

131120233154177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 41.

The spelling of 131120233154177 in words is "one hundred thirty-one trillion, one hundred twenty billion, two hundred thirty-three million, one hundred fifty-four thousand, one hundred seventy-seven".